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Finding the Fourth Proportional to 333,680.36, 460,478.75 and 180,718.56

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Solution

The fourth proportional to 333,680.36, 460,478.75 and 180,718.56 is: 249,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,680.36 : 460,478.75 = 180,718.56 : x
  2. Step 2: Convert to fraction form
    333,680.36/460,478.75 = 180,718.56/x
  3. Step 3: Cross multiply
    333,680.36x = 460,478.75 × 180,718.56
  4. Step 4: Simplify right side
    333,680.36x = 83,217,053,856.41
  5. Step 5: Solve for x
    x = 83,217,053,856.41/333,680.36
  6. Step 6: Final answer
    x = 249,391.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.